feat: build nodes and edges from customer_service dsl #918 (#1348)

### What problem does this PR solve?

feat: build nodes and edges from customer_service dsl #918

### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/pages/flow/utils.test.ts

@@ -1,5 +1,6 @@
 import fs from 'fs';
 import path from 'path';
+import customer_service from '../../../../graph/test/dsl_examples/customer_service.json';
 import headhunter_zh from '../../../../graph/test/dsl_examples/headhunter_zh.json';
 import { dsl } from './mock';
 import { buildNodesAndEdgesFromDSLComponents } from './utils';
@@ -32,7 +33,7 @@ test('buildNodesAndEdgesFromDSLComponents', () => {
   );
 });
 
-test('build nodes and edges from dsl', () => {
+test('build nodes and edges from  headhunter_zh dsl', () => {
   const { edges, nodes } = buildNodesAndEdgesFromDSLComponents(
     headhunter_zh.components,
   );
@@ -49,3 +50,21 @@ test('build nodes and edges from dsl', () => {
   }
   expect(nodes.length).toEqual(12);
 });
+
+test('build nodes and edges from customer_service dsl', () => {
+  const { edges, nodes } = buildNodesAndEdgesFromDSLComponents(
+    customer_service.components,
+  );
+  console.info('node length', nodes.length);
+  console.info('edge length', edges.length);
+  try {
+    fs.writeFileSync(
+      path.join(__dirname, 'customer_service.json'),
+      JSON.stringify({ edges, nodes }, null, 4),
+    );
+    console.log('JSON data is saved.');
+  } catch (error) {
+    console.warn(error);
+  }
+  expect(nodes.length).toEqual(12);
+});